{
  "openapi": "3.1.0",
  "info": {
    "title": "Sightmap HTTP API",
    "summary": "Public read-only HTTP API for the Sightmap site and Atlas catalog",
    "description": "Machine-readable surface of https://sightmap.org. No authentication. Errors are JSON objects with error.code, error.message, and error.hint.",
    "version": "1.0.0",
    "license": {
      "name": "MIT",
      "identifier": "MIT",
      "url": "https://github.com/sightmap/sightmap/blob/main/LICENSE"
    },
    "contact": {
      "name": "Sightmap",
      "url": "https://github.com/sightmap/sightmap"
    }
  },
  "servers": [
    {
      "url": "https://sightmap.org",
      "description": "Sightmap production"
    }
  ],
  "tags": [
    {
      "name": "Atlas",
      "description": "Community-contributed sightmaps of live sites"
    },
    {
      "name": "Discovery",
      "description": "Site index and specification documents"
    }
  ],
  "paths": {
    "/openapi.json": {
      "get": {
        "tags": [
          "Discovery"
        ],
        "summary": "OpenAPI specification",
        "operationId": "getOpenApi",
        "responses": {
          "200": {
            "description": "OpenAPI 3.1 document",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          }
        }
      }
    },
    "/api/openapi.yaml": {
      "get": {
        "tags": [
          "Discovery"
        ],
        "summary": "OpenAPI specification (YAML)",
        "operationId": "getOpenApiYaml",
        "responses": {
          "200": {
            "description": "OpenAPI 3.1 document in YAML",
            "content": {
              "application/yaml": {
                "schema": {
                  "type": "string"
                }
              }
            }
          }
        }
      }
    },
    "/api/atlas": {
      "get": {
        "tags": [
          "Atlas"
        ],
        "summary": "List published Atlas entries",
        "operationId": "listAtlas",
        "responses": {
          "200": {
            "description": "Atlas catalog",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/AtlasCatalog"
                }
              }
            }
          },
          "404": {
            "$ref": "#/components/responses/NotFound"
          }
        }
      }
    },
    "/api/atlas/{slug}": {
      "get": {
        "tags": [
          "Atlas"
        ],
        "summary": "Get one Atlas entry",
        "operationId": "getAtlasEntry",
        "parameters": [
          {
            "name": "slug",
            "in": "path",
            "required": true,
            "schema": {
              "type": "string"
            },
            "description": "Atlas entry slug, e.g. airbnb"
          }
        ],
        "responses": {
          "200": {
            "description": "One Atlas entry plus machine-twin URLs",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/AtlasEntry"
                }
              }
            }
          },
          "404": {
            "$ref": "#/components/responses/NotFound"
          }
        }
      }
    },
    "/llms.txt": {
      "get": {
        "tags": [
          "Discovery"
        ],
        "summary": "Agent site index (llmstxt.org)",
        "operationId": "getLlmsTxt",
        "responses": {
          "200": {
            "description": "Plain-text site index",
            "content": {
              "text/plain": {
                "schema": {
                  "type": "string"
                }
              }
            }
          }
        }
      }
    },
    "/atlas/index.json": {
      "get": {
        "tags": [
          "Atlas"
        ],
        "summary": "Vendored Atlas index (full gallery record)",
        "operationId": "getAtlasIndex",
        "responses": {
          "200": {
            "description": "Full Atlas index.json",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "schemas": {
      "Error": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "error"
        ],
        "properties": {
          "error": {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "code",
              "message",
              "hint",
              "status"
            ],
            "properties": {
              "code": {
                "type": "string",
                "examples": [
                  "not_found"
                ]
              },
              "message": {
                "type": "string"
              },
              "hint": {
                "type": "string",
                "description": "Where an agent should look next to recover."
              },
              "status": {
                "type": "integer"
              }
            }
          }
        }
      },
      "AtlasEntry": {
        "type": "object",
        "required": [
          "slug",
          "name",
          "domains",
          "html",
          "markdown",
          "archive"
        ],
        "properties": {
          "slug": {
            "type": "string"
          },
          "name": {
            "type": "string"
          },
          "site_url": {
            "type": "string",
            "format": "uri"
          },
          "domains": {
            "type": "array",
            "items": {
              "type": "string"
            }
          },
          "description": {
            "type": "string"
          },
          "categories": {
            "type": "array",
            "items": {
              "type": "string"
            }
          },
          "updated": {
            "type": "string"
          },
          "last_verified": {
            "type": "string"
          },
          "stats": {
            "type": "object",
            "properties": {
              "views": {
                "type": "integer"
              },
              "components": {
                "type": "integer"
              },
              "requests": {
                "type": "integer"
              }
            }
          },
          "html": {
            "type": "string",
            "format": "uri"
          },
          "markdown": {
            "type": "string",
            "format": "uri"
          },
          "archive": {
            "type": "string",
            "format": "uri"
          }
        }
      },
      "AtlasCatalog": {
        "type": "object",
        "required": [
          "schema_version",
          "entries"
        ],
        "properties": {
          "schema_version": {
            "type": "integer"
          },
          "entries": {
            "type": "array",
            "items": {
              "$ref": "#/components/schemas/AtlasEntry"
            }
          }
        }
      }
    },
    "responses": {
      "NotFound": {
        "description": "Structured JSON error",
        "content": {
          "application/json": {
            "schema": {
              "$ref": "#/components/schemas/Error"
            }
          }
        }
      }
    }
  }
}